Healthy and fragrant decorative veneer artificial board and production process thereof

Abstract

The present invention relates to a health-care fragrance-releasing decorative veneer artificial board and a production process method thereof, and belongs to the field of artificial board processing. The health-care fragrance-releasing decorative veneer artificial board comprises a core board substrate layer and a surface decoration layer, and the surface decoration layer is arranged on one side or both sides of the core board substrate layer; the core board substrate layer contains natural aromatic Chinese herbal fiber and / or contains natural aromatic Chinese herbal extract fragrance release agent, and / or the surface decoration layer contains natural Chinese herbal extract fragrance release agent. The present invention adds natural aromatic Chinese herbal fiber or extract to the raw material or decorative surface layer of the core board. In addition to having the beautiful and practical effects of general artificial board products, it also has the effects of inhibiting the odor of free formaldehyde in the original artificial board, antibacterial, antiviral, insecticidal, tranquilizing, antitussive, antiallergic, and enhancing immunity. It can play an auxiliary effect of maintaining health for the human body through long-term use, and can be used as indoor and outdoor decoration and building materials with health-care requirements.

Description

Technical Field

[0001] The invention relates to the field of artificial board processing, and in particular to a health-promoting and fragrance-releasing decorative veneer artificial board and a production process method thereof. Background Art

[0002] Artificial boards are one of the main materials used in modern home furnishings because of their beautiful texture, comfortable touch, natural and environmentally friendly, and easy processing. Artificial boards are widely used in wardrobes, cabinets, floors, etc. The rise of customized homes has further promoted the application of artificial boards.

[0003] With the improvement of people's living standards, there is not only a demand for formaldehyde release of artificial boards, but also an urgent demand for other boards that are beneficial to health.

[0004] Chinese herbal medicines and natural plants have been used in China for thousands of years, and a large number of modern medical studies have also found that Chinese herbal medicines have very miraculous effects. The smell of many aromatic Chinese herbal medicines can stimulate the body's immunity and strengthen resistance to diseases. They have the effects of warding off filth and preventing epidemics, dispelling pathogens, soothing the spleen and stimulating appetite, removing dampness and turbidity, clearing the orifices and relieving pain, promoting qi and blood circulation, and awakening the mind.

[0005] Applying aromatic Chinese herbal medicines in the production of artificial boards can not only enrich the product types of artificial boards, increase the health effects of artificial boards, and improve the added value of products, but also meet people's needs for functional and health-care artificial boards. At the same time, it also has positive significance in making full use of natural resources and promoting the transformation and upgrading of the artificial board industry. Summary of the invention

[0006] In view of this, the present invention provides a health-promoting and fragrance-releasing decorative veneer artificial board, which can slowly release the natural Chinese herbal medicine aroma and has a simple structure.

[0007] A health-promoting, aroma-releasing decorative veneer artificial board comprises a core board substrate layer and a surface decorative layer, wherein the surface decorative layer is arranged on one side or both sides of the core board substrate layer; the core board substrate layer contains natural aromatic Chinese herbal fibers and / or contains natural aromatic Chinese herbal extract aroma-releasing agents, and / or the surface decorative layer contains natural Chinese herbal extract aroma-releasing agents.

[0008] Preferably, the natural aromatic Chinese herbal medicines include one or more of mugwort, patchouli, sandalwood, tangerine peel, agarwood, mint, magnolia, calamus, atractylodes and cinnamon.

[0009] More preferably, the natural aromatic Chinese herbal medicine includes mugwort, tangerine peel and agarwood, and its weight proportion is 60-80 parts of mugwort, 15-39 parts of tangerine peel, and 1-5 parts of agarwood; or the natural aromatic Chinese herbal medicine includes mugwort, tangerine peel, sandalwood and agarwood, and its weight proportion is 60-80 parts of mugwort, 14-38 parts of tangerine peel, 1-5 parts of sandalwood, and 1-5 parts of agarwood.

[0010] The natural aromatic Chinese herbal extract fragrance release agent is a microcapsule with silicon dioxide as the wall material and natural aromatic Chinese herbal extract as the core material, and the extract is encapsulated in the microcapsule by adopting microcapsule coating technology. The Chinese herbal extract fragrance release agent microcapsule can be mixed with glue and filled in the core board substrate layer and the surface decoration layer.

[0011] Preferably, the core board substrate layer is added with natural aromatic Chinese herbal fibers and / or natural aromatic Chinese herbal extract fragrance releasers in wood fibers or wood shavings before molding; the surface decorative layer is added with natural Chinese herbal extract fragrance releasers by dipping.

[0012] Preferably, the core board substrate layer is a particle board or a fiber board, and the particle board includes an oriented strand board.

[0013] Preferably, the surface decorative layer is impregnated adhesive film paper, thermosetting resin impregnated paper high pressure laminate (HPL, also known as fireproof board), polyvinyl chloride (PVC) film or polypropylene (PP) film.

[0014] Preferably, the core board substrate layer and the surface decoration layer are combined by hot pressing, the hot pressing temperature is 160-210° C., the hot pressing time is 10-30 seconds, and the hot pressing pressure is 0.5-3 MPa.

[0015] Preferably, the addition ratio of the natural aromatic Chinese herbal fiber to the wood fiber or shavings of the core board substrate layer is 0.5-10wt%; the addition ratio of the natural aromatic Chinese herbal extract fragrance releaser to the adhesive of the core board substrate layer is 0.1-5wt%; the addition ratio of the natural aromatic Chinese herbal extract fragrance releaser to the impregnating glue of the surface decoration layer is 0.1-5wt%.

[0016] Preferably, the thickness of the core board substrate layer is 5 mm to 50 mm.

[0017] Preferably, the thickness of the surface decoration layer is 0.2-3 mm.

[0018] The present invention also provides a production process for the above-mentioned health-promoting and fragrance-releasing decorative veneer artificial board. The process flow is simple and suitable for industrial large-scale production of veneer artificial boards.

[0019] A production process of a health-promoting fragrance-releasing decorative veneer artificial board comprises the following steps:

[0020] (1) Preparing a core board substrate layer containing natural aromatic Chinese herbal fiber and / or containing a natural aromatic Chinese herbal extract fragrance release agent:

[0021] Mixing wood shavings or fibers with natural aromatic Chinese herbal fibers, applying adhesive to the mixed fibers, and making a core board substrate layer containing natural aromatic Chinese herbal fibers; or,

[0022] Applying a mixture of adhesive and natural aromatic Chinese herbal extract fragrance release agent to wood shavings or fibers to prepare a core board substrate layer containing natural aromatic Chinese herbal extract fragrance release agent; or,

[0023] Mixing wood shavings or fibers with natural aromatic Chinese herbal fibers, applying a mixture of an adhesive and a natural aromatic Chinese herbal extract fragrance release agent to the mixed fibers, and preparing a core board substrate layer containing the natural aromatic Chinese herbal fibers and the natural aromatic Chinese herbal extract fragrance release agent;

[0024] (2) affixing a common surface decorative layer or a surface decorative layer containing a natural aromatic Chinese herbal extract fragrance release agent on one or both sides of the core board substrate layer containing natural aromatic Chinese herbal fiber and / or containing a natural aromatic Chinese herbal extract fragrance release agent;

[0025] The surface decoration layer containing a natural aromatic Chinese herbal medicine extract fragrance release agent is obtained by dipping an ordinary surface decoration layer in a mixture of the fragrance release agent and an impregnating glue. The fragrance release agent is alcohol-soluble and needs to be emulsified and mixed evenly with the aqueous impregnating glue, and then dried.

[0026] Preferably, the method for preparing the core board substrate layer containing natural aromatic Chinese herbal medicine fibers comprises the following steps:

[0027] (1) The wood raw material is mechanically processed into wood fiber or wood shavings; (2) The wood fiber or wood shavings are dried; (3) The wood fiber or wood shavings are mixed with the prepared natural aromatic Chinese herbal fiber; (4) The mixed fiber or shavings mixture is glued; (5) The fiber or shavings mixture is evenly spread to form a slab; (6) The spread slab is hot-pressed into shape; (7) The hot-pressed slab is cooled and cured; (8) It is sawed according to the required size; (9) Sanding treatment;

[0028] The method for preparing a core board substrate layer containing a natural aromatic Chinese herbal extract fragrance release agent comprises the following steps: (1) mechanically processing a wood raw material into wood fiber or wood shavings; (2) drying the wood fiber or wood shavings; (3) mixing an adhesive with the natural aromatic Chinese herbal extract fragrance release agent; (4) applying glue to the wood fiber or wood shavings; (5) evenly paving the wood fiber or wood shavings into a slab; (6) hot pressing the paved slab into shape; (7) cooling and curing the hot pressed slab; (8) sawing according to the required size; (9) sanding;

[0029] The method for preparing a core board substrate layer containing natural aromatic Chinese herbal fiber and natural aromatic Chinese herbal extract fragrance release agent comprises the following steps: (1) mechanically processing wood raw materials into wood fiber or wood shavings; (2) drying the wood fiber or wood shavings; (3) mixing the wood fiber or wood shavings with the prepared natural aromatic Chinese herbal fiber; mixing an adhesive with the natural aromatic Chinese herbal extract fragrance release agent; the Chinese herbal fiber and the fragrance release agent may adopt the same Chinese herbal formula or different Chinese herbal formulas; or selecting part of the Chinese herbal medicine from the Chinese herbal formula to make the fragrance release agent and selecting another part to make the fiber; (4) applying glue to the fiber or shavings mixture; (5) evenly paving the fiber or shavings mixture into a slab; (6) hot pressing the paved slab into shape; (7) cooling and curing the hot pressed slab; (8) sawing according to the required size; and (9) sanding.

[0030] In the above method, the content of natural aromatic herbal fiber in the fiber or wood shavings mixture is less than 10wt%, preferably 0.5-10wt%; the mass content of natural aromatic herbal extract flavor releaser in the mixture of it and adhesive is less than 5wt%, preferably 0.1-5wt%.

[0031] In the above method, the adhesive used in the core board substrate layer includes modified urea-formaldehyde adhesive, phenolic adhesive, MDI adhesive, soybean protein adhesive, formaldehyde-free epoxy resin adhesive, etc. The amount of adhesive applied is generally 5wt% to 15wt% of the absolute dry wood fiber or wood shavings.

[0032] Another production process of a health-promoting fragrance-releasing decorative veneer artificial board comprises the following steps:

[0033] (1) Preparing a surface decorative layer containing a natural aromatic Chinese herbal extract fragrance release agent: impregnating a common surface decorative layer in a mixture of a natural aromatic Chinese herbal extract fragrance release agent and an impregnating glue, and drying the mixture to obtain a surface decorative layer;

[0034] (2) A surface decorative layer containing a natural aromatic Chinese herbal medicine extract fragrance release agent is attached to one or both sides of the core board substrate layer.

[0035] In the above method, a natural aromatic Chinese herbal extract fragrance release agent is mixed with the impregnating glue, the added amount of the fragrance release agent is less than 5wt%, preferably 0.1-5wt%, and the surface decorative layer is secondary impregnated according to the impregnated glue film paper process, and the impregnation amount ranges from 60-160g / m 2 The first drying temperature is 160-200℃, and the drying time is 20s-5min; the second drying temperature is 120-160℃, and the drying time is 30s-8min.

[0036] In the above method, the impregnating adhesive used in the surface decoration layer includes melamine adhesive, modified urea-formaldehyde adhesive, phenolic adhesive and the like.

[0037] Preferably, the natural aromatic Chinese herbal fiber is obtained by washing the stems, leaves, flowers and / or roots of natural aromatic Chinese herbal plants with water to remove impurities such as dirt and dust, and then drying at a temperature not higher than 90°C.

[0038] The natural aromatic Chinese herbal extract flavor releaser is obtained by extracting the natural aromatic Chinese herbal fiber by water distillation, solvent extraction, supercritical fluid extraction, direct steam distillation, microwave-assisted extraction and other methods, and adopting microcapsule coating technology to encapsulate the extract in microcapsules.

[0039] Beneficial effects of the present invention:

[0040] The present invention provides a health-care fragrance-releasing decorative veneer artificial board which has a simple operation process, can maintain a lasting fragrance effect, and has multiple health-care functions in one, and a production process thereof.

[0041] The natural aromatic Chinese herbal fiber and the aroma releaser provided by the invention have the effects of inhibiting the odor of free formaldehyde in the original artificial board, antibacterial, antiviral, insecticidal, tranquilizing, antitussive, antiallergic, enhancing immunity and the like.

[0042] The artificial board production process provided by the present invention can produce artificial boards with different release effects, which can be graded according to the fragrance solubility and applied to different consumer groups.

[0043] The microcapsule coating method adopted by the present invention can slowly release the fragrance through the slow rupture of the microcapsules, thereby maintaining a long-lasting fragrance effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 It is a schematic diagram of the natural aromatic Chinese herbal fiber (prepared in the laboratory) of the present invention.

[0045] Figure 2-1 Schematic diagram of the health-promoting and fragrance-releasing unfaced particleboard of the present invention; Figure 2-2It is a schematic diagram of the laboratory pressing equipment of the health-promoting and fragrance-releasing decorative veneer particleboard of the present invention. DETAILED DESCRIPTION

[0046] The production process of the health-promoting fragrance-releasing decorative veneer artificial board of the present invention comprises the following aspects:

[0047] 1. Aroma-releasing fiber or agent configuration:

[0048] (1) Aroma-releasing fiber configuration: The stems / leaves / flowers / roots of natural plants with Chinese herbal properties are washed with water, and after removing impurities such as dirt and dust, they are dried at a temperature not higher than 90°C until dry, and then configured in proportion to obtain aroma-releasing fibers. The aroma-releasing fibers contain at least one natural aromatic Chinese herbal fiber. Natural Chinese herbal fibers include wormwood, patchouli, tangerine peel, agarwood, mint, magnolia, calamus, atractylodes, cinnamon, etc.

[0049] (2) Aroma release agent configuration: The natural aromatic Chinese herbal fiber is extracted by water distillation, solvent extraction, supercritical fluid extraction, direct steam distillation, microwave-assisted extraction and other extraction techniques, and the microencapsulation technology is adopted to encapsulate the extract in microcapsules to obtain an aroma release agent containing at least one natural Chinese herbal extract.

[0050] 2. Composite treatment method of fragrance-releasing fibers or agents:

[0051] (1) Core layer treatment method: wood fiber / wood shavings are mixed with prepared aroma-releasing fibers in proportion, and then the mixed fiber / wood shavings mixture is glued; or adhesive and aroma-releasing agent are mixed in proportion; then the wood fiber / wood shavings are glued; or the aroma-releasing agent is applied alone.

[0052] (2) Method of impregnating the mixture of fragrance release agent and glue: the fragrance release agent and the impregnating glue are mixed in proportion, the amount of the fragrance release agent added is less than 5wt%, and the second impregnation is performed. The drying temperature and time are adjusted to obtain the surface decorative impregnated paper or HPL with fragrance release effect. The same method is also applicable to decorative polyvinyl chloride (PVC) film and decorative polypropylene (PP) film.

[0053] 3. Production process

[0054] (1) The production process of the core board aroma-releasing fiber includes the following steps: (1) the wood raw material is mechanically processed into wood fiber or wood shavings; (2) the wood fiber / shavings are dried; (3) the wood fiber / shavings are mixed with the prepared aroma-releasing fiber; (4) the mixed fiber / shavings mixture is glued; (5) the fiber / shavings mixture is evenly paved into a slab; (6) the paved slab is hot-pressed into shape; (7) the hot-pressed slab is cooled and cured; (8) it is sawed according to the required size; (9) it is sanded; (10) a common decorative layer or a decorative layer with aroma-releasing microcapsules added is attached.

[0055] (2) The production process of the core board fragrance release agent includes the following steps: (1) the wood raw material is mechanically processed into wood fiber or wood shavings; (2) the wood fiber / shavings are dried; (3) the adhesive and the fragrance release agent are mixed; (4) the wood fiber / shavings are glued; (5) the wood fiber / shavings are evenly laid out into a slab; (6) the laid slab is hot-pressed into shape; (7) the hot-pressed slab is cooled and cured; (8) it is sawed according to the required size; (9) it is sanded; (10) a common decorative layer or a decorative layer with fragrance release agent microcapsules added is pasted.

[0056] (3) The production process of the fragrance-releasing surface decoration comprises the following steps: (1) the wood raw material is mechanically processed into wood fiber or wood shavings; (2) the wood fiber / shavings are dried; (3) the wood fiber / shavings are glued;

[0057] (4) wood fibers / wood shavings are evenly laid out to form a slab; (5) the laid slab is hot-pressed into a shape; (6) the hot-pressed slab is cooled and cured; (7) it is sawed according to the required size; (8) it is sanded; and (9) a decorative layer with aroma-releasing microcapsules is applied.

[0058] The natural aromatic Chinese herbal medicines of the present invention include wormwood, patchouli, sandalwood, tangerine peel, agarwood, mint, magnolia, calamus, atractylodes, cinnamon and the like, and the added proportion is formulated according to the principle of Chinese herbal medicine property proportioning.

[0059] Mugwort, a perennial herb with a special fragrance, is an antibacterial and antiviral drug that has inhibitory and killing effects on many viruses and bacteria. It has a certain preventive and therapeutic effect on respiratory diseases and also has a certain inhibitory effect on formaldehyde.

[0060] Patchouli, an annual or perennial herb, has inhibitory effects on a variety of pathogenic fungi such as Trichophyton schrenkiana. The flavonoids in Patchouli have antiviral effects.

[0061] Sandalwood, an evergreen tree, has strong antibacterial effects. Its volatile oil has an inhibitory effect on Shigella dysenteriae, Mycobacterium tuberculosis type E and Staphylococcus aureus; it also has a diuretic effect.

[0062] Tangerine peel, an evergreen small tree or shrub, regulates the digestive system; excites the heart and enhances myocardial contractility. Excessive doses can inhibit heart rate and increase coronary flow; it has a certain preventive effect on arteriosclerosis caused by a high-fat diet; it can relieve asthma and eliminate phlegm; enhance immune function; and fight inflammation; it can shorten bleeding and clotting time.

[0063] Agarwood, the resin-containing part of the wood of the evergreen tree Aquilaria sinensis of the Thymelaeaceae family, the volatile oil of agarwood can relieve spasms, actively contract to promote small intestinal movement, inhibit the central nervous system and prolong sleep, it has inhibitory effects on Salmonella typhi, Mycobacterium tuberculosis, and Shigella flexneri, can provide anesthesia, relieve pain, relax muscles, promote digestive secretions and bile secretions, and has sedative and antitussive effects.

[0064] Mint, a perennial herb, has the effects of sweating, relieving fever, relieving gastrointestinal smooth muscle spasms, stimulating the central nervous system, promoting the secretion of respiratory glands, and having anti-inflammatory and antispasmodic effects; it can also stimulate the cold receptors of nerve endings to produce a cold sensation, and reversely cause changes in deep tissue blood vessels to play an anti-inflammatory, analgesic, and antipruritic role; it has a certain inhibitory effect on Gram cocci, bacilli, and a variety of viruses. For the cardiovascular system, it can paralyze the heart and dilate blood vessels; for the respiratory system, it has an expectorant effect and a good cough suppressant effect.

[0065] Magnolia, a plant of the Magnoliaceae family, has anti-allergic, anti-inflammatory, antihypertensive, antiplatelet aggregation, antimicrobial, analgesic and microcirculation improving effects.

[0066] Calamus is a perennial herb with strong fragrance of flowers and stems. It has the effects of opening the mind, removing phlegm and dispersing wind, and can eliminate epidemics, improve intelligence and strengthen the body. Traditional Chinese medicine books of all dynasties have regarded the rhizome of calamus as a medicine for improving intelligence, widening the chest, improving hearing and eyesight, and removing dampness and detoxification.

[0067] Atractylodes lancea, a perennial herb, has the effects of fumigation disinfection, lowering blood sugar, sedation, liver protection and choleretic, and anti-ulcer.

[0068] Cinnamon, a plant of the Lauraceae family, has sedative, analgesic, antipyretic, and anticonvulsant effects on the central nervous system; it has preventive and protective effects on yang deficiency and yin deficiency models; it has certain anti-inflammatory effects; it has strong fungicidal effects; and it is anti-tumor.

[0069] The technical solution of the present invention is not limited to the specific implementation modes listed below, but also includes any combination of the specific implementation modes. Specific implementation method one:

[0071] 1. Aroma-releasing fiber configuration:

[0072] 60-80 parts of washed mugwort stems and leaves, 15-39 parts of tangerine peels, and 1-5 parts of agarwood are weighed respectively by mass, and dried at 60° C. to obtain aroma-releasing fibers.

[0073] 2. Core layer processing method:

[0074] The prepared aroma-releasing fibers are mixed with wood shavings in a ratio of 8 wt %.

[0075] 3. Production process

[0076] (1) The wood raw material is mechanically processed into wood shavings; (2) The wood shavings are dried; (3) The wood shavings are mixed with the aroma-releasing fibers obtained in step 1; (4) MDI glue is applied to the mixed shavings mixture; (5) The shavings mixture is evenly paved into a slab; (6) The paved slab is hot-pressed into shape; (7) The hot-pressed slab is cooled and cured; (8) It is sawed according to the required size; (9) Sanding treatment is performed; (10) A common decorative layer is applied to obtain a healthy aroma-releasing particleboard.

[0077] Specific embodiment 2: This embodiment differs from specific embodiment 1 in that: in step 3, the wood raw material is mechanically processed into wood fiber to obtain a health-promoting and fragrance-releasing fiberboard. The rest is the same as specific embodiment 1.

[0078] Specific implementation method three: This implementation method is different from specific implementation method one or two in that: the natural aromatic Chinese herbal fiber obtained in step one is extracted by water distillation, solvent extraction, supercritical fluid extraction, direct steam distillation, microwave-assisted extraction, and other extraction techniques, and the extract is encapsulated in microcapsules by microcapsule coating technology to obtain a fragrance release agent containing natural Chinese herbal extracts. In step three, the fragrance release agent is mixed with an adhesive, the amount of the fragrance release agent added is 3wt%, and then the adhesive is applied. The rest is the same as specific implementation method one or two.

[0079] Specific implementation method four: This implementation method is different from specific implementation methods one to three in that: a surface decorative layer containing a fragrance release agent is pasted. The fragrance release agent is mixed with melamine impregnating glue in proportion, and the amount of the fragrance release agent added is 3wt%. The surface decorative layer is impregnated for the second time, and the drying temperature and time are adjusted to obtain a surface decorative impregnated paper or HPL with a fragrance release effect. The same method is also applicable to decorative polyvinyl chloride (PVC) film and decorative polypropylene (PP) film. In step three, a decorative layer with added fragrance release agent microcapsules is pasted, and the rest is the same as specific implementation methods one to three. The impregnating glue can also be a modified urea-formaldehyde adhesive, phenolic adhesive, etc.

[0080] Specific embodiment 5: This embodiment is different from specific embodiments 1 to 4 in that: in step 1, the natural Chinese herbal fiber includes wormwood, patchouli, tangerine peel, sandalwood, agarwood, mint, magnolia, calamus, atractylodes, cinnamon, etc. mixed in proportion. Preferably, wormwood, patchouli, tangerine peel, sandalwood, agarwood, calamus, atractylodes is 5 parts, and other types of Chinese herbal medicine are 1 part, and the powder machine is mixed. The rest is the same as specific embodiments 1 to 4.

[0081] To verify the beneficial effects of the present invention, the following tests were performed:

[0082] Embodiment 1:

[0083] A health-promoting fragrance-releasing decorative veneer artificial board and a production process thereof are carried out according to the following steps:

[0084] 1. Preparation of aroma-releasing fiber: Weigh 60-80 parts of washed wormwood stems and leaves, 14-38 parts of tangerine peel, 1-5 parts of sandalwood, and 1-5 parts of agarwood by mass, dry them at 60°C until dry, and then obtain the aroma-releasing fiber through a powder grinder.

[0085] 2. The wood raw materials are mechanically processed into wood shavings, the wood shavings are mixed with the prepared aroma-releasing fibers in a ratio of 99:1, and then the mixed shavings mixture is glued.

[0086] 3. The specific production process is as follows: (1) The wood raw material is mechanically processed into wood shavings; (2) The wood shavings are dried; (3) The wood shavings are mixed with the aroma-releasing fibers obtained in step 1; (4) MDI glue is applied to the mixed shavings mixture; (5) The shavings mixture is evenly paved into a slab; (6) The paved slab is hot-pressed into a thickness of 18 mm; (7) The hot-pressed slab is cooled and cured; (8) Sawing is performed according to the required size; (9) Sanding treatment; (10) Melamine decorative paper is pasted on both sides with a thickness of 0.8 mm. The prepared substrate layer is placed in a hot press at a temperature of 180°C, a hot pressing time of 30 seconds, and a hot pressing pressure of 1.0 MPa to obtain a healthy aroma-releasing particleboard.

[0087] Example 2

[0088] A health-promoting fragrance-releasing decorative veneer artificial board and a production process thereof are carried out according to the following steps:

[0089] 1. Aroma release agent preparation: 60-80 parts of washed wormwood stems and leaves, 15-39 parts of dried orange peel, and 1-5 parts of agarwood are weighed by mass, and dried at 60°C until dry to obtain aroma release fiber. The obtained natural aromatic Chinese herbal fiber is extracted by solvent extraction technology, and the extract is encapsulated in microcapsules by microcapsule coating technology to obtain an aroma release agent containing natural Chinese herbal extracts.

[0090] 2. Surface decorative paper processing method: The fragrance release agent and melamine impregnating glue are mixed in proportion, the added amount of the fragrance release agent is 2wt%, the surface decorative paper is twice impregnated, and semi-cured through two dryings, the first drying temperature is 180°C, the drying time is 3 minutes, the second drying temperature is 150°C, and the drying time is 2 minutes, to obtain a surface decorative impregnated paper with a fragrance release effect.

[0091] 3. Production process: (1) The wood raw material is mechanically processed into wood shavings; (2) The wood shavings are dried; (3) The MDI adhesive is mixed with the fragrance release agent obtained in step 1, and the amount of the fragrance release agent added is 3wt%; (4) The wood shavings are glued; (5) The wood shavings are evenly paved into slabs; (6) The paved slabs are hot-pressed into a thickness of 18mm; (7) The hot-pressed slabs are cooled and cured; (8) Sawing is performed according to the required size; (9) Sanding treatment; (10) Double-sided pasting is performed on the melamine impregnated film decorative paper with fragrance release microcapsules added in step 2, and the prepared substrate layer is placed in a hot press. The hot pressing temperature can be 180°C, the hot pressing time can be 30s, and the hot pressing pressure is 1.0Mpa, so as to obtain a healthy and fragrant particleboard.

[0092] Table 1 Comparison of performance parameters of Examples 1-2 of the present invention and ordinary particleboard.

[0093]

[0094] In summary, the health-care fragrance-releasing decorative veneer artificial board of the present invention has fibers or extracts such as wormwood, patchouli, sandalwood, tangerine peel, agarwood, mint, magnolia, calamus, atractylodes, and cinnamon added to the raw materials or decorative surface of the core board. In addition to having the beautiful and practical effects of general artificial board products, it also has the effects of inhibiting the odor of free formaldehyde in the original artificial board, antibacterial, antiviral, insecticidal, tranquilizing, antitussive, antiallergic, and enhancing immunity. Through long-term use, it can play an auxiliary effect of maintaining health for the human body. The health-care fragrance-releasing decorative veneer artificial board of the present invention can be used as indoor and outdoor decoration and building materials with health-care requirements.

[0095] It should be noted that the embodiments described above are only used to explain the present invention and do not constitute any limitation to the present invention. The present invention has been described with reference to typical embodiments, but it should be understood that the words used therein are descriptive and explanatory words, rather than restrictive words. The present invention may be modified as specified within the scope of the claims of the present invention, and the present invention may be revised without departing from the scope and spirit of the present invention. Although the present invention described therein relates to specific methods, materials and embodiments, it does not mean that the present invention is limited to the specific examples disclosed therein, on the contrary, the present invention can be extended to all other methods and applications with the same functions.

Claims

1. A health-promoting and fragrance-releasing decorative veneer artificial board, characterized in that: It comprises a core board substrate layer and a surface decoration layer, wherein the surface decoration layer is arranged on one side or both sides of the core board substrate layer; the core board substrate layer contains natural aromatic Chinese herbal fiber and / or contains natural aromatic Chinese herbal extract fragrance releaser, and the surface decoration layer contains natural Chinese herbal extract fragrance releaser; the natural aromatic Chinese herbal medicines include a variety of wormwood, patchouli, sandalwood, tangerine peel, agarwood, mint, magnolia, calamus, atractylodes and cinnamon; the natural aromatic Chinese herbal extract fragrance releaser adopts microcapsule coating technology to encapsulate the extract in microcapsules; The method for preparing a core board substrate layer containing natural aromatic Chinese herbal fiber comprises the following steps: (1) mechanically processing wood raw materials into wood fibers or wood shavings; (2) drying the wood fibers or wood shavings; (3) mixing the wood fibers or wood shavings with the prepared natural aromatic Chinese herbal fiber; (4) applying glue to the mixed fiber or shavings mixture; (5) evenly paving the fiber or shavings mixture into a slab; (6) hot pressing the paved slab into shape; (7) cooling and curing the hot pressed slab; (8) sawing according to the required size; (9) sanding; The method for preparing a core board substrate layer containing a natural aromatic Chinese herbal extract fragrance release agent comprises the following steps: (1) mechanically processing a wood raw material into wood fiber or wood shavings; (2) drying the wood fiber or wood shavings; (3) mixing an adhesive with the natural aromatic Chinese herbal extract fragrance release agent; (4) applying glue to the wood fiber or wood shavings; (5) evenly paving the wood fiber or wood shavings into a slab; (6) hot pressing the paved slab into shape; (7) cooling and curing the hot pressed slab; (8) sawing according to the required size; (9) sanding; The method for preparing a core board substrate layer containing natural aromatic Chinese herbal fiber and natural aromatic Chinese herbal extract fragrance release agent comprises the following steps: (1) mechanically processing wood raw materials into wood fibers or wood shavings; (2) drying the wood fibers or wood shavings; (3) mixing the wood fibers or wood shavings with the prepared natural aromatic Chinese herbal fiber; mixing an adhesive with the natural aromatic Chinese herbal extract fragrance release agent; wherein the Chinese herbal fiber and the fragrance release agent adopt the same Chinese herbal formula or different Chinese herbal formulas; (4) applying glue to the fiber or shaving mixture; (5) evenly paving the fiber or shaving mixture into a slab; (6) hot pressing the paved slab into shape; (7) cooling and curing the hot pressed slab; (8) sawing according to the required size; (9) sanding; The content of the natural aromatic Chinese herbal fiber in the fiber or wood shavings mixture is 0.5-10wt%; the content of the natural aromatic Chinese herbal extract fragrance release agent in the mixture of the natural aromatic Chinese herbal extract fragrance release agent and the adhesive is 0.1-5wt%; the adhesive includes modified urea-formaldehyde adhesive, phenolic adhesive, MDI adhesive, soybean protein adhesive and formaldehyde-free epoxy resin adhesive; The preparation method of the surface decoration layer containing the natural aromatic Chinese herbal medicine extract fragrance release agent comprises: impregnating the surface decoration layer in a mixture of the natural aromatic Chinese herbal medicine extract fragrance release agent and the impregnation glue, and drying the mixture; mixing the natural aromatic Chinese herbal medicine extract fragrance release agent with the impregnation glue, wherein the amount of the fragrance release agent added is 0.1-5wt%, and the surface decoration layer is impregnated twice, wherein the impregnation amount ranges from 60g / m 2 The first drying temperature is 160-200°C, and the drying time is 20s-5min; the second drying temperature is 120-160°C, and the drying time is 30s-8min; the impregnating glue includes melamine adhesive, modified urea-formaldehyde adhesive and phenolic adhesive.

2. The health-promoting and fragrance-releasing decorative veneer artificial board according to claim 1, characterized in that: The natural aromatic Chinese herbal medicine includes mugwort, tangerine peel and agarwood, and its weight proportion is 60-80 parts of mugwort, 15-39 parts of tangerine peel and 1-5 parts of agarwood; or the natural aromatic Chinese herbal medicine includes mugwort, tangerine peel, sandalwood and agarwood, and its weight proportion is 60-80 parts of mugwort, 14-38 parts of tangerine peel, 1-5 parts of sandalwood and 1-5 parts of agarwood.

3. The health-promoting and fragrance-releasing decorative veneer artificial board according to claim 1, characterized in that: The core board substrate layer is particle board or fiber board; the surface decoration layer is impregnated film paper, HPL, polyvinyl chloride film or polypropylene film; the core board substrate layer and the surface decoration layer are combined by hot pressing.

4. The health-promoting and fragrance-releasing decorative veneer artificial board according to claim 3, characterized in that: The thickness of the core board substrate layer is 5 mm to 50 mm; the thickness of the surface decoration layer is 0.2 to 3 mm.

5. The production process of the health-promoting fragrance-releasing decorative veneer artificial board according to any one of claims 1 to 4 comprises the following steps: (1) Preparing a core board substrate layer containing natural aromatic Chinese herbal fiber and / or containing a natural aromatic Chinese herbal extract fragrance release agent: Mixing wood shavings or fibers with natural aromatic Chinese herbal fibers, applying adhesive to the mixed fibers, and making a core board substrate layer containing natural aromatic Chinese herbal fibers; or, Applying a mixture of adhesive and natural aromatic Chinese herbal extract fragrance release agent to wood shavings or fibers to prepare a core board substrate layer containing natural aromatic Chinese herbal extract fragrance release agent; or, Mixing wood shavings or fibers with natural aromatic Chinese herbal fibers, applying a mixture of an adhesive and a natural aromatic Chinese herbal extract fragrance release agent to the mixed fibers, and preparing a core board substrate layer containing the natural aromatic Chinese herbal fibers and the natural aromatic Chinese herbal extract fragrance release agent; (2) A surface decorative layer or a surface decorative layer containing a natural aromatic Chinese herbal extract fragrance release agent is attached to one or both sides of the core board substrate layer containing natural aromatic Chinese herbal fiber and / or containing a natural aromatic Chinese herbal extract fragrance release agent; The surface decoration layer containing the natural aromatic Chinese herbal medicine extract fragrance release agent is obtained by dipping the common surface decoration layer in a mixture of the fragrance release agent and the impregnating glue and drying the mixture.

6. The production process of the health-promoting and fragrance-releasing decorative veneer artificial board according to claim 5 is characterized in that: The natural aromatic Chinese herbal fiber is obtained by washing the stems, leaves, flowers and / or roots of natural aromatic Chinese herbal plants, removing impurities such as dirt and dust, and then drying at a temperature not higher than 90°C. The natural aromatic Chinese herbal extract flavor releaser is obtained by extracting the natural aromatic Chinese herbal fiber by water distillation, solvent extraction, supercritical fluid extraction, direct steam distillation or microwave-assisted extraction, and encapsulating the extract in microcapsules using microcapsule coating technology.

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